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Finding the Fourth Proportional to 180,794.76, 271,165.97 and 126,595.01

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Solution

The fourth proportional to 180,794.76, 271,165.97 and 126,595.01 is: 189,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,794.76 : 271,165.97 = 126,595.01 : x
  2. Step 2: Convert to fraction form
    180,794.76/271,165.97 = 126,595.01/x
  3. Step 3: Cross multiply
    180,794.76x = 271,165.97 × 126,595.01
  4. Step 4: Simplify right side
    180,794.76x = 34,328,258,683.81
  5. Step 5: Solve for x
    x = 34,328,258,683.81/180,794.76
  6. Step 6: Final answer
    x = 189,874.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.